

import os
import re
import shutil
import sys
import tempfile
import unittest

import black


lowerCAmelCase__						 =			os.path.abspath(os.path.dirname(os.path.dirname(os.path.dirname(__file__))))
sys.path.append(os.path.join(git_repo_path, """utils"""))

import check_copies  # noqa: E402


# This is the reference code that will be used in the tests.
# If BertLMPredictionHead is changed in modeling_bert.py, this code needs to be manually updated.
lowerCAmelCase__						 =			"""    def __init__(self, config):
        super().__init__()
        self.transform = BertPredictionHeadTransform(config)

        # The output weights are the same as the input embeddings, but there is
        # an output-only bias for each token.
        self.decoder = nn.Linear(config.hidden_size, config.vocab_size, bias=False)

        self.bias = nn.Parameter(torch.zeros(config.vocab_size))

        # Need a link between the two variables so that the bias is correctly resized with `resize_token_embeddings`
        self.decoder.bias = self.bias

    def forward(self, hidden_states):
        hidden_states = self.transform(hidden_states)
        hidden_states = self.decoder(hidden_states)
        return hidden_states
"""

class        a__    (       unittest.TestCase      ):
			"""simple docstring"""







			def   UpperCamelCase		(     self							)	->    Dict:
							'''simple docstring'''






							A__          =      tempfile.mkdtemp()
							os.makedirs(os.path.join(self.transformer_dir   ,   "models/bert/"							)							)
							A__          =      self.transformer_dir
							shutil.copy(
							    os.path.join(lowercase   ,   "src/transformers/models/bert/modeling_bert.py"							)   ,   os.path.join(self.transformer_dir   ,   "models/bert/modeling_bert.py"							)   ,   )


			def   UpperCamelCase		(     self							)	->    Dict:
							'''simple docstring'''






							A__          =      "src/transformers"
							shutil.rmtree(self.transformer_dir							)


			def   UpperCamelCase		(     self   ,   lowercase   ,   lowercase   ,   lowercase   ,   lowercase=None							)	->    List[Any]:
							'''simple docstring'''






							A__          =      comment + F'\nclass {class_name}(nn.Module):\n' + class_code
							if overwrite_result is not None:
											A__          =      comment + F'\nclass {class_name}(nn.Module):\n' + overwrite_result
							A__          =      black.Mode(target_versions={black.TargetVersion.PYaa}   ,   line_length=119							)
							A__          =      black.format_str(lowercase   ,   mode=lowercase							)
							A__          =      os.path.join(self.transformer_dir   ,   "new_code.py"							)
							with open(lowercase   ,   "w"   ,   newline="\n"							) as f:
											f.write(lowercase							)
							if overwrite_result is None:
											self.assertTrue(len(check_copies.is_copy_consistent(lowercase							)							) == 0							)
							else:
											check_copies.is_copy_consistent(f.name   ,   overwrite=lowercase							)
											with open(lowercase   ,   "r"							) as f:
															self.assertTrue(f.read()   ,   lowercase							)


			def   UpperCamelCase		(     self							)	->    Optional[int]:
							'''simple docstring'''






							A__          =      check_copies.find_code_in_transformers("models.bert.modeling_bert.BertLMPredictionHead"							)
							self.assertEqual(lowercase   ,   lowercase							)


			def   UpperCamelCase		(     self							)	->    Union[str, Any]:
							'''simple docstring'''






							self.check_copy_consistency(
							    "# Copied from transformers.models.bert.modeling_bert.BertLMPredictionHead"   ,   "BertLMPredictionHead"   ,   REFERENCE_CODE + "\n"   ,   )

							# With no empty line at the end
							self.check_copy_consistency(
							    "# Copied from transformers.models.bert.modeling_bert.BertLMPredictionHead"   ,   "BertLMPredictionHead"   ,   lowercase   ,   )

							# Copy consistency with rename
							self.check_copy_consistency(
							    "# Copied from transformers.models.bert.modeling_bert.BertLMPredictionHead with Bert->TestModel"   ,   "TestModelLMPredictionHead"   ,   re.sub("Bert"   ,   "TestModel"   ,   lowercase							)   ,   )

							# Copy consistency with a really long name
							A__          =      "TestModelWithAReallyLongNameBecauseSomePeopleLikeThatForSomeReason"
							self.check_copy_consistency(
							    F'# Copied from transformers.models.bert.modeling_bert.BertLMPredictionHead with Bert->{long_class_name}'   ,   F'{long_class_name}LMPredictionHead'   ,   re.sub("Bert"   ,   lowercase   ,   lowercase							)   ,   )

							# Copy consistency with overwrite
							self.check_copy_consistency(
							    "# Copied from transformers.models.bert.modeling_bert.BertLMPredictionHead with Bert->TestModel"   ,   "TestModelLMPredictionHead"   ,   lowercase   ,   overwrite_result=re.sub("Bert"   ,   "TestModel"   ,   lowercase							)   ,   )


			def   UpperCamelCase		(     self							)	->    Dict:
							'''simple docstring'''






							A__          =      check_copies.LOCALIZED_READMES["README_zh-hans.md"]

							A__          =      (
							    "1. **[ALBERT](https://huggingface.co/transformers/model_doc/albert.html)** (from Google Research and the"
							    " Toyota Technological Institute at Chicago) released with the paper [ALBERT: A Lite BERT for"
							    " Self-supervised Learning of Language Representations](https://arxiv.org/abs/1909.11942), by Zhenzhong"
							    " Lan, Mingda Chen, Sebastian Goodman, Kevin Gimpel, Piyush Sharma, Radu Soricut.\n1."
							    " **[DistilBERT](https://huggingface.co/transformers/model_doc/distilbert.html)** (from HuggingFace),"
							    " released together with the paper [DistilBERT, a distilled version of BERT: smaller, faster, cheaper and"
							    " lighter](https://arxiv.org/abs/1910.01108) by Victor Sanh, Lysandre Debut and Thomas Wolf. The same"
							    " method has been applied to compress GPT2 into"
							    " [DistilGPT2](https://github.com/huggingface/transformers/tree/main/examples/distillation), RoBERTa into"
							    " [DistilRoBERTa](https://github.com/huggingface/transformers/tree/main/examples/distillation),"
							    " Multilingual BERT into"
							    " [DistilmBERT](https://github.com/huggingface/transformers/tree/main/examples/distillation) and a German"
							    " version of DistilBERT.\n1. **[ELECTRA](https://huggingface.co/transformers/model_doc/electra.html)**"
							    " (from Google Research/Stanford University) released with the paper [ELECTRA: Pre-training text encoders"
							    " as discriminators rather than generators](https://arxiv.org/abs/2003.10555) by Kevin Clark, Minh-Thang"
							    " Luong, Quoc V. Le, Christopher D. Manning."
							)
							A__          =      (
							    "1. **[ALBERT](https://huggingface.co/transformers/model_doc/albert.html)** (来自 Google Research and the"
							    " Toyota Technological Institute at Chicago) 伴随论文 [ALBERT: A Lite BERT for Self-supervised Learning of"
							    " Language Representations](https://arxiv.org/abs/1909.11942), 由 Zhenzhong Lan, Mingda Chen, Sebastian"
							    " Goodman, Kevin Gimpel, Piyush Sharma, Radu Soricut 发布。\n"
							)
							A__          =      (
							    "1. **[ALBERT](https://huggingface.co/transformers/model_doc/albert.html)** (来自 Google Research and the"
							    " Toyota Technological Institute at Chicago) 伴随论文 [ALBERT: A Lite BERT for Self-supervised Learning of"
							    " Language Representations](https://arxiv.org/abs/1909.11942), 由 Zhenzhong Lan, Mingda Chen, Sebastian"
							    " Goodman, Kevin Gimpel, Piyush Sharma, Radu Soricut 发布。\n1."
							    " **[DistilBERT](https://huggingface.co/transformers/model_doc/distilbert.html)** (来自 HuggingFace) 伴随论文"
							    " [DistilBERT, a distilled version of BERT: smaller, faster, cheaper and"
							    " lighter](https://arxiv.org/abs/1910.01108) 由 Victor Sanh, Lysandre Debut and Thomas Wolf 发布。 The same"
							    " method has been applied to compress GPT2 into"
							    " [DistilGPT2](https://github.com/huggingface/transformers/tree/main/examples/distillation), RoBERTa into"
							    " [DistilRoBERTa](https://github.com/huggingface/transformers/tree/main/examples/distillation),"
							    " Multilingual BERT into"
							    " [DistilmBERT](https://github.com/huggingface/transformers/tree/main/examples/distillation) and a German"
							    " version of DistilBERT.\n1. **[ELECTRA](https://huggingface.co/transformers/model_doc/electra.html)** (来自"
							    " Google Research/Stanford University) 伴随论文 [ELECTRA: Pre-training text encoders as discriminators rather"
							    " than generators](https://arxiv.org/abs/2003.10555) 由 Kevin Clark, Minh-Thang Luong, Quoc V. Le,"
							    " Christopher D. Manning 发布。\n"
							)

							A__     ,					A__          =      check_copies.convert_to_localized_md(
							    lowercase   ,   lowercase   ,   localized_readme["format_model_list"]							)

							self.assertFalse(lowercase							)
							self.assertEqual(lowercase   ,   lowercase							)

							A__     ,					A__          =      check_copies.convert_to_localized_md(
							    lowercase   ,   lowercase   ,   localized_readme["format_model_list"]							)

							# Check whether the number of models is equal to README.md after conversion.
							self.assertTrue(lowercase							)

							A__          =      (
							    "1. **[ALBERT](https://huggingface.co/transformers/model_doc/albert.html)** (from Google Research and the"
							    " Toyota Technological Institute at Chicago) released with the paper [ALBERT: A Lite BERT for"
							    " Self-supervised Learning of Language Representations](https://arxiv.org/abs/1909.11942), by Zhenzhong"
							    " Lan, Mingda Chen, Sebastian Goodman, Kevin Gimpel, Piyush Sharma, Radu Soricut."
							)
							A__          =      (
							    "1. **[ALBERT](https://huggingface.co/transformers/main/model_doc/albert.html)** (来自 Google Research and"
							    " the Toyota Technological Institute at Chicago) 伴随论文 [ALBERT: A Lite BERT for Self-supervised Learning of"
							    " Language Representations](https://arxiv.org/abs/1909.11942), 由 Zhenzhong Lan, Mingda Chen, Sebastian"
							    " Goodman, Kevin Gimpel, Piyush Sharma, Radu Soricut 发布。\n"
							)
							A__          =      (
							    "1. **[ALBERT](https://huggingface.co/transformers/model_doc/albert.html)** (来自 Google Research and the"
							    " Toyota Technological Institute at Chicago) 伴随论文 [ALBERT: A Lite BERT for Self-supervised Learning of"
							    " Language Representations](https://arxiv.org/abs/1909.11942), 由 Zhenzhong Lan, Mingda Chen, Sebastian"
							    " Goodman, Kevin Gimpel, Piyush Sharma, Radu Soricut 发布。\n"
							)

							A__     ,					A__          =      check_copies.convert_to_localized_md(
							    lowercase   ,   lowercase   ,   localized_readme["format_model_list"]							)

							# Check if the model link is synchronized.
							self.assertEqual(lowercase   ,   lowercase							)


"""simple docstring"""



import unittest

import torch
from torch import nn

from accelerate.test_utils import require_cuda
from accelerate.utils.memory import find_executable_batch_size, release_memory



def 	_lowerCamelCase(	):
       raise RuntimeError("CUDA out of memory."				)






class  snake_case__      (       nn.Module       ):


 def __init__( self						):
        super().__init__()
        __a       =    nn.Linear(3    ,		4						)
        __a       =    nn.BatchNormad(4						)
        __a       =    nn.Linear(4    ,		5						)






 def 						a__   ( self    ,		lowerCamelCase						):
        return self.lineara(self.batchnorm(self.lineara(lowerCamelCase						)						)						)






class  snake_case__      (       unittest.TestCase       ):


 def 						a__   ( self						):
        __a       =    []

        @find_executable_batch_size(starting_batch_size=128						)
        def mock_training_loop_function(lowerCamelCase						):
               nonlocal batch_sizes
               batch_sizes.append(lowerCamelCase						)
               if batch_size != 8:
                      raise_fake_out_of_memory()

        mock_training_loop_function()
        self.assertListEqual(lowerCamelCase    ,		[128, 64, 32, 16, 8]						)


 def 						a__   ( self						):
        __a       =    []

        @find_executable_batch_size(starting_batch_size=128						)
        def mock_training_loop_function(lowerCamelCase    ,		lowerCamelCase						):
               nonlocal batch_sizes
               batch_sizes.append(lowerCamelCase						)
               if batch_size != 8:
                      raise_fake_out_of_memory()
               return batch_size, arga

        __a ,   __a       =    mock_training_loop_function("hello"						)
        self.assertListEqual(lowerCamelCase    ,		[128, 64, 32, 16, 8]						)
        self.assertListEqual([bs, arga]    ,		[8, "hello"]						)


 def 						a__   ( self						):
        @find_executable_batch_size(starting_batch_size=0						)
        def mock_training_loop_function(lowerCamelCase						):
               pass

        with self.assertRaises(lowerCamelCase						) as cm:
               mock_training_loop_function()
               self.assertIn("No executable batch size found, reached zero."    ,		cm.exception.args[0]						)


 def 						a__   ( self						):
        @find_executable_batch_size(starting_batch_size=16						)
        def mock_training_loop_function(lowerCamelCase						):
               if batch_size > 0:
                      raise_fake_out_of_memory()
               pass

        with self.assertRaises(lowerCamelCase						) as cm:
               mock_training_loop_function()
               self.assertIn("No executable batch size found, reached zero."    ,		cm.exception.args[0]						)


 def 						a__   ( self						):
        @find_executable_batch_size(starting_batch_size=128						)
        def mock_training_loop_function(lowerCamelCase    ,		lowerCamelCase    ,		lowerCamelCase						):
               if batch_size != 8:
                      raise raise_fake_out_of_memory()

        with self.assertRaises(lowerCamelCase						) as cm:
               mock_training_loop_function(128    ,		"hello"    ,		"world"						)
               self.assertIn("Batch size was passed into `f`"    ,		cm.exception.args[0]						)
               self.assertIn("`f(arg1='hello', arg2='world')"    ,		cm.exception.args[0]						)


 def 						a__   ( self						):
        @find_executable_batch_size(starting_batch_size=16						)
        def mock_training_loop_function(lowerCamelCase						):
               raise ValueError("Oops, we had an error!"						)

        with self.assertRaises(lowerCamelCase						) as cm:
               mock_training_loop_function()
               self.assertIn("Oops, we had an error!"    ,		cm.exception.args[0]						)






 @require_cuda
 def 						a__   ( self						):
        __a       =    torch.cuda.memory_allocated()
        __a       =    ModelForTest()
        model.cuda()
        self.assertGreater(torch.cuda.memory_allocated()    ,		lowerCamelCase						)
        __a       =    release_memory(lowerCamelCase						)
        self.assertEqual(torch.cuda.memory_allocated()    ,		lowerCamelCase						)
